
In a large pot, combine all the ingredients. Bring to a boil, covered, then reduce to low heat. Continue cooking and let simmer, still covered, for 1 hour 30 minutes to 2 hours.
Place a sieve over a large bowl and pour in the mixture to strain the broth.
Refrigerate, freeze or use the broth in the recipe of your choice.

Leeks are full of antioxidants and great for fighting cholesterol and cancer.
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